Product Story An All-In-One Neutral Running Shoe For Any Distance And Any Weather, The Velocity Nitro 2 Gore-Tex® Is A Lightweight And Sleek Update To The Run Puma Roster. Featuring A Waterproof Gore-Tex® Upper And Nitro Foam For Exceptional Responsiveness And Ultimate Cushioning, This Upgrade To The Original Is A Well-Fitting And Durable Shoe For A Smooth Ride. Puma Grip Offers Multi-Surface Traction, From Treadmill To Track. Features & Benefits Nitro: Advanced Nitrogen-Injected Foam Designed To Provide Superior Responsiveness And Cushioning In A Lightweight Package Puma Grip: Durable Performance Rubber Compound Designed For All-Surface Traction. Details Engineered Mesh Upper Waterproof Gore-Tex® Membrane Reflective Design Elements Best For: Neutral Pronators Heel-To-Toe Drop: 8Mm Cushioning Level: Medium Puma Formstrip On The Lateral Side.